Browsing tag

server security

Hackers Exploit Misconfigured YARN, Docker, Confluence, Redis Servers for Crypto Mining

Threat actors are targeting misconfigured and vulnerable servers running Apache Hadoop YARN, Docker, Atlassian Confluence, and Redis services as part of an emerging malware campaign designed to deliver a cryptocurrency miner and spawn a reverse shell for persistent remote access. “The attackers leverage these tools to issue exploit code, taking advantage of common misconfigurations and […]

Atlassian Confluence Hit by New Actively Exploited Zero-Day – Patch Now

Atlassian has released fixes to contain an actively exploited critical zero-day flaw impacting publicly accessible Confluence Data Center and Server instances. The vulnerability, tracked as CVE-2023-22515, is remotely exploitable and allows external attackers to create unauthorized Confluence administrator accounts and access Confluence servers. It does not impact Confluence versions prior to 8.0.0. Confluence sites accessed […]

Hackers Exploit MinIO Storage System Vulnerabilities to Compromise Servers

An unknown threat actor has been observed weaponizing high-severity security flaws in the MinIO high-performance object storage system to achieve unauthorized code execution on affected servers. Cybersecurity and incident response firm Security Joes said the intrusion leveraged a publicly available exploit chain to backdoor the MinIO instance. The comprises CVE-2023-28432 (CVSS score: 7.5) and CVE-2023-28434 […]

Cybercriminals Exploiting WooCommerce Payments Plugin Flaw to Hijack Websites

Threat actors are actively exploiting a recently disclosed critical security flaw in the WooCommerce Payments WordPress plugin as part of a massive targeted campaign. The flaw, tracked as CVE-2023-28121 (CVSS score: 9.8), is a case of authentication bypass that enables unauthenticated attackers to impersonate arbitrary users and perform some actions as the impersonated user, including […]

Additional Supply Chain Vulnerabilities Uncovered in AMI MegaRAC BMC Software

Two more supply chain security flaws have been disclosed in AMI MegaRAC Baseboard Management Controller (BMC) software, nearly two months after three security vulnerabilities were brought to light in the same product. Firmware security firm Eclypsium said the two shortcomings were held back until now to provide AMI additional time to engineer appropriate mitigations. The […]

Samba Issues Security Updates to Patch Multiple High-Severity Vulnerabilities

Samba has released software updates to remediate multiple vulnerabilities that, if successfully exploited, could allow an attacker to take control of affected systems. The high-severity flaws, tracked as CVE-2022-38023, CVE-2022-37966, CVE-2022-37967, and CVE-2022-45141, have been patched in versions 4.17.4, 4.16.8 and 4.15.13 released on December 15, 2022. Samba is an open source Windows interoperability suite […]

Twitch Suffers Massive 125GB Data and Source Code Leak Due to Server Misconfiguration

Interactive livestreaming platform Twitch acknowledged a “breach” after an anonymous poster on the 4chan messaging board leaked its source code, an unreleased Steam competitor from Amazon Game Studios, details of creator payouts, proprietary software development kits, and other internal tools. The Amazon-owned service said it’s “working with urgency to understand the extent of this,” adding […]

VMware Warns of Critical File Upload Vulnerability Affecting vCenter Server

VMware on Tuesday published a new bulletin warning of as many as 19 vulnerabilities in vCenter Server and Cloud Foundation appliances that a remote attacker could exploit to take control of an affected system. The most urgent among them is an arbitrary file upload vulnerability in the Analytics service (CVE-2021-22005) that impacts vCenter Server 6.7 […]

Dozens of Severe Flaws Found in 4 Popular Open Source VNC Software

Four popular open-source VNC remote desktop applications have been found vulnerable to a total of 37 security vulnerabilities, many of which went unnoticed for the last 20 years and most severe could allow remote attackers to compromise a targeted system. VNC (virtual network computing) is an open source graphical desktop sharing protocol based on RFB […]